Smoke detector cover



FIG. 1 is a perspective view of the smoke detector cover of the present design;

FIG. 2 is a top view of the smoke detector cover;

FIG. 3 is a bottom view of the smoke detector cover;

FIG. 4 is an end elevation of the smoke detector cover;

and;

FIG. 5 is a perspective view of the smoke detector cover with the bottom thereof facing upwardly. 

The ornamental design for a smoke detector cover, as shown and described. 